TI-2018-06197 Aliases CVE-2018-8533 GHSA-r6vp-xpx4-xx8q

XML external entity injection in Microsoft SQL Server Management Studio 17.9

MEDIUM 45CWE-611Published 2018-10-10 · Updated 2024-08-05

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-611 and the CVSS impact.

Summary

An information disclosure vulnerability exists in Microsoft SQL Server Management Studio (SSMS) when parsing malicious XML content containing a reference to an external entity, aka "SQL Server Management Studio Information Disclosure Vulnerability." This affects SQL Server Management Studio 17.9, SQL Server Management Studio 18.0. This CVE ID is unique from CVE-2018-8527, CVE-2018-8532.

Why it matters now

EPSS 0.23373 97th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA and NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Microsoft	SQL Server Management Studio 17.9	SQL Server Management Studio 17.9	—	No fix listed	CNA
Microsoft	SQL Server Management Studio 18.0	(Preview 4)	—	No fix listed	CNA

SQL Server Management Studio 17.9 VendorMicrosoft Affected SQL Server Management Studio 17.9 Fixed in — No fix listed CNA
SQL Server Management Studio 18.0 VendorMicrosoft Affected (Preview 4) Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:microsoft:sql_server_management_studio:17.9:::::::*	17.9	Vulnerable	Microsoft
cpe:2.3:a:microsoft:sql_server_management_studio:18.0:::::::*	18.0	Vulnerable	Microsoft

cpe:2.3:a:microsoft:sql_server_management_studio:17.9:*:*:*:*:*:*:* Versions 17.9 Vulnerable ·Microsoft
cpe:2.3:a:microsoft:sql_server_management_studio:18.0:*:*:*:*:*:*:* Versions 18.0 Vulnerable ·Microsoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-8533
2026-10-03 Alias added: GHSA-r6vp-xpx4-xx8q

References

Exploit 1

45583

Patch 1

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8533

TI-2018-06196 XML external entity injection in Microsoft SQL Server Management Studio 17.9 CVSS 3.0MEDIUM 5.5
TI-2018-06192 XML external entity injection in Microsoft SQL Server Management Studio 17.9 CVSS 3.0MEDIUM 5.5
TI-2026-46814 Microsoft SQL Server Elevation of Privilege Vulnerability CVSS 3.1CRITICAL 9.6
TI-2019-01088 Improper handling of exceptional conditions in Microsoft SQL Server Management Studio CVSS 3.1MEDIUM 6.5
TI-2019-01027 Improper handling of exceptional conditions in Microsoft SQL Server Management Studio CVSS 3.1MEDIUM 6.5
TI-2025-21211 Visual Studio Tools for Applications and SQL Server Management Studio Elevation of Privilege Vulnerability CVSS 3.1HIGH 7.3

See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences